sackit.dk DNS records

🖥️ Nameservers2 records 55ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
23.227.38.65	600s	myshopify.com	AS13335	Cloudflare, Inc.	23.227.38.0/23	🇨🇦 Canada	Ottawa

📧 MX Records1 records 57ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	sackit-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca04::8 2a01:111:f403:ca09::20 2a01:111:f403:ca09::c 52.101.68.10 52.101.68.39 52.101.73.26 52.101.73.30	mail-db4pr02cu00307.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com mail-am7pr05cu00306.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.97.250.232

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 319ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records7 records 289ms

TXT Record
facebook-domain-verification=0u60valh7lv6zv6vjq1yem6faya2x2
google-site-verification=3SZDKia36tgvm65wBAzELoeN8XRURCNBQEp97xx7Ueg
google-site-verification=pDgc57FZD7UaVlpQYfhurrlNLhdy9bGApBc9_dUuB_o
klaviyo-site-verification=UJ432q
shopify-verification-code=i6Ax2dBsmZlqE16AN7Tc2Vj7mlYeps
shopify-verification-code=qnmUAV1B3HU8m0yJaVHAdKAWqCQE0W
v=spf1 a include:spf.itsecurity.dk include:servers.mcsv.net include:mailmailmail.net include:spf.lagersystem.dk include:shops.shopify.com include:mail.zendesk.com -all

✉️ SPF

Policy	Record (sackit.dk)
-all (hard fail)	v=spf1 a include:spf.itsecurity.dk include:servers.mcsv.net include:mailmailmail.net include:spf.lagersystem.dk include:shops.shopify.com include:mail.zendesk.com -all

📨 DMARC

Policy	Record (_dmarc.sackit.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@itsecurity.dk

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records

✗ No CAA records — any CA may issue certificates

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC118ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA53ms

Field	Value
Serial	2025102201
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

55ms

A

45ms

MX

57ms

AAAA

48ms

TXT

289ms

CAA

54ms

HTTPS

56ms

TLSA

1479ms

SOA

53ms

MTA-STS

100ms

DNSSEC

118ms

SRV

319ms

Total

2234ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-20 03:14:11	2234ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 07:09:55	1483ms	2 NS 1 A 1 MX	🔒 Secure	View